BAYLEY RENEE GUZMAN
NPI 1831051200
Nurse Practitioner - Family in Oakland, CA
About Bayley Renee Guzman NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BAYLEY RENEE GUZMAN (NPI 1831051200) is an individual family provider in Oakland, California, licensed in California (95037639) and active in the NPI registry since November 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Bayley Renee Guzman is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94609 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OAKLAND, CA 94609
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Bayley Guzman's NPI number?
The NPI number for Bayley Guzman is 1831051200. It was assigned to this individual provider in the NPPES registry on November 24, 2025.
Where is Bayley Guzman located?
Bayley Guzman practices at 3100 Telegraph Ave Ste 2000, Oakland, CA 94609. The listed phone number is (916) 221-8942.
What is Bayley Guzman's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Bayley Guzman enrolled in Medicare?
Yes. Bayley Guzman is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
When was this NPI record last updated?
The NPPES record for Bayley Guzman was last updated on November 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Bayley Renee Guzman · NPI 1831051200
Family physician in Oakland, California. Individual provider, active in the CMS NPPES registry since November 24, 2025.
## Identity
- **NPI:** 1831051200 (Entity type: Individual)
- **Enumerated:** November 24, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95037639 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3100 TELEGRAPH AVE STE 2000, Oakland, CA 94609-3239
- **Phone:** (916) 221-8942
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** November 24, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1831051200) · Data from the CMS NPPES public registry.